| Parameters | 
                                                                                                            
                                        | Mfr | CD | 
                                                                        
                                        | Series | - | 
                                                                        
                                        | Package | Box | 
                                                                        
                                        | Product Status | Active | 
                                                                        
                                        | Type | Exhaust Fan | 
                                                                        
                                        | Drive Type | Direct | 
                                                                        
                                        | Motor Type | Totally Enclosed Air Over, Class B Insulation | 
                                                                        
                                        | Horsepower | 1/4 | 
                                                                        
                                        | Air Flow - High | 1940 CFM | 
                                                                        
                                        | Noise | 75dB(A) | 
                                                                        
                                        | Voltage | 115V | 
                                                                        
                                        | RPM | 1940 | 
                                                                        
                                        | Width (Inches) | 22 | 
                                                                        
                                        | Height | 22" | 
                                                                        
                                        | Depth | 16" | 
                                                                        
                                        | Diameter | 18" | 
                                                                        
                                        | Includes | Fan, Shutter, Mounting Hardware | 
                                                                        
                                        | Approval Agency | UL, cUL, OSHA, UL 507 | 
                                                                        
                                        | Weight (Pounds) | 28.9 | 
                                                                        
                                        | RoHS Status | RoHS non-compliant | 
                                                                        
                                        | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                        
                                        | REACH Status | REACH Affected | 
                                                                        
                                        | HTSUS | 0000.00.0000 | 
                                                                        
                                        | Standard Package | 1 | 
                                                                                                        
                            
                         
                                                18" 1/4 1940 CFMHP Exhaust Fan